A piece of transparent material specifically designed to be placed directly in front of a dial or scale to protect it from foreign matter. It is cut to size and may include a frame. It may have an index line or other marking. See also window, observation; and dial, scale.
Classification: Clock or watch glass; glasses for noncorrective spectagles not optically worked; hollow glass spheres and their segments for the mnfctr ofsuch glasses
NSN 6320-00-242-3300
NSN 5855-01-069-1341
NSN 5935-01-270-8115
NSN 6610-01-196-0823
NSN 5965-01-550-0163
NSN 5920-00-910-4531
NSN 5960-00-752-6175
NSN 5925-01-019-6541
NSN 5915-01-461-9190
NSN 5965-01-368-9994
NSN 5835-00-473-1010
NSN 5985-00-212-7690